Kelso, WA Weather Forecast
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Kelso Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
| Chance of Rain | Chance of Rain | Patchy Fog | Mostly Cloudy | Patchy Fog | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Sunny | Partly Cloudy |
| Hi: 61°FHi: 16°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C |
| POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 501 AM PDT Tue Sep 29 2026 

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Issued: 1045 AM PDT Tue Sep 29 2026
Discussion
...Now through Monday night...Current radar and satellite imagery early this morning shows precipitation/cloud cover associated with a frontal system slowly sliding southward into the region. As it progresses throughout the day it is expected to continue weakening but there should be enough lingering moisture to facilitate light rainfall over portions of the Oregon coast and possibly the Portland Metro area and locations northward into southwest Washington. The latest NBM suggests ther...
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